The Trials of Apollo: Camp Jupiter Classified-An Official Rick Riordan Companion Book: A Probatio's JournalIn this companion book to Rick Riordan's best selling Trials of Apollo series, bizarre things are happening throughout Camp Jupiter. To find out why, readers can consult the pages of this camper's journal, which reveals the secrets of the Roman demigods' training ground. It's the February after Gaea's defeat, and mysterious incidents are wreaking havoc throughout Camp Jupiter. If the Romans don't figure out who or what is behind the episodes soon, the